package homework.test02;

import java.util.LinkedHashMap;

public class demo02 {
    public static void main(String[] args) {
        LinkedHashMap<Integer, String> map = new LinkedHashMap<>();
        map.put(1,"12");
        map.put(4,"5647");
        map.put(8,"er4");
        map.put(2,"sdf");
        System.out.println(map);
    }
}
